Valve



H. HANSEN Feb. 13,4 1940.

VALVE Filed Feb. 12, 1938 Patented Feb. 13, 1940 ,UNITVEo'7'sTATEs.

fyvALvn Herbert Hansen, Gakvlark;Ill.;assignorfofonef -half to Refrigerating Specialties-'00., Chicago,

` i 111;, a corporation.` of 'I llinois Application-February 12,1938, sgriaino. 190,147 f The invention` relates Hto valves.

Oneobject 'of the invention is `to^ provide an improved globe-type of Valve with vmeans for'diresting the rfluid from the valve-seatl to the dis-r charge side of the oa'singgsol that the turbulence vCaused by lthe. change of direction andthe 1'e' tardance-tothe iluid will he reduced.

Another object of the invention isto embody this now-directional means in a lstructure which is integral with'the valve-seat and removable therewith.'

Other objects of y the invention 'will'.appear from/the detailed descriptionf yThe invention` consists'in the' several novel featureswhiehare hereinafter set forth andare more particularly `defined by claims at the con-- clusion hereof be connectedby a'union-couplingA SQfatransverse central wall I8 and-inclined. "walls -II andjI2 between'Wall-id 'andthegbody 5"at the inlet and` In the 'drawing;

Fig. lis vajcentral longitudinal@ sectiono'ffa valve embodying the invention. 1ig.f2'isa trans'- ,f verse `section through 'the integral valveseat and l Fig.` 3 is' asection on' flow-directional means. line 3,-3 of Fig. 2:

The invention yis yexe'nplied in avvalve com-V` prising a 'oasing`-- Whiclr` consists of 'afglobular central `body 5,1a' screw-,threaded tubular portion 6 atone sfide of body-55130 which an inlet-pipe may be` connected by ya union-couplingyl a tubular extension .8f at theopposite side andgcoaxial with the extension 6, towhiehan outlet .pipe vmay outletsides of the casing, respectively. {Extensions v6 and 8 and walls' 'I0, I I 'and Iv2fa're`in`tegral with the body 5. The transverse wall Ill'has a cylindrical opening I3 to receive. an' annular vvalve-seatVv llt` which `i s prov'ided With an "outwardlyv extending` flange I5 lfor engaging a packeing-ring 'I6'he1din` an annulargrooveonfthe underside vof A"cross-wall" I0 andv around' opening I3 to` form a fluid-tight joint; between the-*seat andwall I0. The seat I41"i s,` .provided with an lintegral yupwardly extending mirtfedqxally 1 I'Ij,` which 'terminates at its? upper end i'n a tubular f internally lscrew-threadedV extension 1 l 8'.` a Asleeve IS'is provided 'with a shoulder 20 for engaging a packing-ring 2l which nts on the top wauzz.

`of thecasing, has an extension23 which passes into. th e body 5 throughmiv opening-24 in wall 22" and an external screwthread at its'lower.y end interf'tting with the internal thread on the tubular extension I8 which is `integral with'the wall I 'I and valve-seatv I4.y Sleeve vISfis rotatable in 'the casing so that, yIoyymeansof the screw# Il to* close 'the 'valvei ."-its direftionallow-walls vand extension I8' are threaded y"conneet-ion between extensions 23 and I B, flange I 5j or" thevaIve-seat I4 can be jammed mo re, extends laround the sides of the valveseat and: terminatesy in `an opening'at the'outletl on an" are," so the uid` will be derlei-tedv to v approximatelyy a right angle from its direction whenit leave'sfthe seat." The curvatures of wall IT are Ysuch asito `direct the flow of fluid passing toward thegoros'sj-wall' I0 tov form aXfiuid-tight ljointbetweer'rthevalve-seat-and'said Wall. The v curved wallv I1 approximates '180 f or slightlyt lof , `upwardly from. an upward direction at the valvelseatr laterally andfslightly downwardly toward the discharg'eside of the Casing. This wall directs kand deile'ots uid from "the seat in a the 'seat to said outlet so there willbe less drop Iinl pressure than would'other-Wise occur. f

yvalvemember2Iiis adapted toelose against the underside of jvalveseat I4 and 'isr movable with" aslidable plunger 21. 'Valve-member 26 mayfbe' of suitable material to Aform a tight joint with AthevalveseatpisConfined in anannular.

ange'fon'the upperfendof the plunger 21 and is"secred"ir i-the plunger-by v aretaining screw' 2 8 which isadapted' to" clamp the v'member 26- casingi f A' spring/"3l, v located 'in cap 29 and thesocketfin'plunger'21, is provided to normally hold the valve-member 26 rmly against the seat The 4valve-seat M and removable yfrom the casing when the cap 29 is 'remov'edjth opening, in extension f for .said

cap being ,c5-'iv sufiicient diametertopermit thel "valve-seat and' w-all I'I to pass'therethrough during insertionVv and lren'ioval of the 4valve-seat.

against a horizontal shoulder" onv Ythe plunger.

Plunger 21 fjisfslidably'mountedf'in a Cap'ZQ [which-J is screwthreadedinto and fits against the .lower side" 'offatubular extension 30 on thelower end of of screw 28 to force' valve-memberv 26 andplunger v 2 1 'downwardly' against thefforce 'of yspring ESIr to ,openthefvalve.v Any suitable meansr may be 'provided for' operating 'the stem 32,such asahand- 'wheelV 33fsecn`r`ed to the'upperend of stem 32 and screw-threads. 34 -on said Lstem .which has a threaded engagement with the sleeve I9, so

that when the wheel is turned stem 32 {may be ected in a curved path by the curvature of wall l1, laterally anddownwardly voverffwall |72 and towards and into the outlet extension 8`of the casing. By controllingl the direction of now in this manner the turbulence produced by the'd rectional change will be reduced with a reduction in the retardance to the flow of the fluid andv less drop in pressure than"wouldwresultzrwithouti The directionalfflw means 'is f`i'n 'ment v'viril-,11, the inlet compartment side of, the

cross-wall, having means associated therewith said Wall. I tegral with. the valve-seat soit can be assembled" into the casing with the valve-seatv and removed from the casing with the seat. The cap inthe bottom 0f the Casing permits the valvsatndy:

flow directional means tonbe readily. removed from the casing. The connection. between the Vsleeve I9 and the .valve-seat, and flow means serves to secure the valve-seat-'in v.t}:1'e cross-wall with'a fluid-tight joint.;` n t The invention is not tov beunderstood as restricted to the details. set. forth, since these may be modified within the 'scope ofthe appended- `claims without departingv fromy the spirit and scope of theinvention. f n

A Havingthusdesenbed the invhtionfwhat i claim as vnew and desire to secure lvby Letters vPatent is:

-l. A valvecomprising in jcombinat'ionacasing providedwith` a iluid inlet'andfan outlet, a crosswall in the casing disposed between the inlet and the voutlet and,.haVi.r1g; 2m opening therein, an

)annular -valve-seattting ``in said opening and lhavinga flange at, l,a nd. in engagementwith, the inlet'side of said cross-wall, a curveddirectional flow controlling wall connected rigidly to the seat and extendingfrom the latterA into the outf i let side of the casing in suchmanner as to direct `opening in the cross-wall opening into'the outlet, .and means for shifting the valve member.

2. A valve-comprising-*inja horizontally elo n gated.k open ended combination casing having an internally threadedcentrally disposed holein its top and provided with acrosswallserving to form a fluid `inletcompartmentffin i the lower portionof thecasing and a fluid outlet'c'ompartlment in the= upperportionof lsaid casing 1- and clamped yrelation Ywith fthe eros having an opening therein b'etweenthetwocoml partments, an annular valve-seat fitting-'in'lsaid opening and havingfa ange at, andin engagement with, the inletI compartment@side,-ofl said 'crossen/all, a 'directional. ow [controlling wall in the outlet compartmentandvnth an-internal-l ly threaded hole in opposed relation tothefrst mentioned hole, connected rigidlyto'thelseat and shaped to direct the fluid. at an angle from-the seat and through the outlet compartment and n adjoining open :end 4of thecasldgrasleeve with externally threaded ends, having one end thereof tting in the hole'in the'top of thel casing and its other -end fitting in the hole in the flow con- Vtrolling Wall and serving to drawthefse'at into vv-al1. a vvalvevtending through said sleeve.

3. A valve comprising combination a horizontally elongated open endedy casing having a centrally disposed hole in its bottom and proagainst the seat, and means for shiftingit" member for closing'theseahand means for shifting said valve-memberl comprising a stem vided with a substantially horizontal cross-Wall."

lserving to form a fluid inlet compartment in the rlower 'portion of the casing and La', fluid outlet compartment in the upper pcrtionof said casing yand embodying a circular opening therethroughl Vfor permitting fluid to flow from the inlet com- A partment to the outlet compartment, a cap for closing the hole in the casing bottom secured re-zy lm ov'ablyto the casing, an annular valveseat inl s'aidopening and with a flange at, and in engage-` for releasably holding it in clamped relation with said cross-'wall andadapted upon release of said 2o means and removal of the captobe removed' A ,from the casing through the aforesaid hole, a.v

directional flow `controlling wall in rigidly conneted relation with the seat disposed normally inthe outlet compartment and adapted to c li i rect the fluid through the last mentioned com# 'f .l

partment and the-adjoining Aopen end of the casing andfalso to be' removedv from the casing! v of fluid from the inlet compartment to the outlet compartment via said flow controlling wall,

and means for shifting the valve Imember'.

Vwith the seat, a valve member for engaging the seat and closing the opening against the passage `centrally disposed hole. in its bottonr'and `provided with a substantially-horizontalcross-wall serving'to form a fluid'irllet compartment inthe," `v vlower portion of the casing .anda 'fluid outlet .n v r4.0 Y and embodying a circular opening therethrough ff] Ifor permitting fluidfto flow fromithe inlet jcompartment to the outlet compartment, a cap for 1 closing the hole` in thecasing bottomsecured removably yto the casing andhaving anwopen' top slideway in the 'inletjcompartmenn an annular valve seat inksaid openingan'd, with a compartment in the upper portion o f said casing Il ange at, and in engagementwith, ftheiinlet compartmentsid'e of, the crossfwall, having means associated therewith for releasably drawing itin u clamped relation Vwiththe cross-wall and adaptedjupon release of jsaid meansv end removal vvof i @the cap toybe removed fromthe casing through the aforesaid hole, a directional flow controlling` l .wall in rigidly connected 4relation with the seat disposed normallyin ,the 'outletY'com'partaient'r mentioned` compartment and lthe adjoining open ber vtothe-,inlet chamber by said :flow: controlling wall,a valve membercarrying plunger slide-bly rrnounted in the slideway'and adaptedto bere- -1 and adapted to directthe fluid throughjtheylast moved together withthe valve vmember lupon-- removal of the Cap,I ayspring inthe slideway disposed between the plungerfandjthe-:cap and adapted. normally to urge the valvelimember @valve member againstl the forceI of the sprirlgifaway from the seat -in order to open the lseat for .the l passage of fluid therethrough.

@HERBERT 

